noctilucent

noctilucent

1. Noctilucent clouds were first observed in 1885 by an amateur astronomer.

1885年，一位业余天文学爱好者最早观察到夜光云。

2. “To get the noctilucent clouds you need temperatures that are about 20 degrees Kelvin colder than what we see on average up there,” Wickwar said.

“要获得夜光云，你需要的气温要比我们在那里看到的平均温度冷约20度绝对温度。”

3. Pictured above last week, a network of noctilucent clouds cast an eerie white glow after dusk, beyond a local field near Potsdam, Germany.

上图所示的就是上周在德国波茨坦市附近的田野上方，一大片网状的夜光云投射出一层怪异的白色辉光。

4. People first spotted the noctilucent clouds a few years after the 1883 eruption of the Krakatoa super-volcano in Indonesia created spectacular sunsets from ash in the atmosphere.

人类首次观察到夜光云是在印度尼西亚的喀拉喀托超大火山1883年爆发数年之后，当时，剧烈上升的火山灰造成了壮观的日落天象。

5. The preparation technique and application of noctilucent powder and noctilucent glaze were introduced in this paper.

介绍了夜光粉和夜光釉的制作方法及其应用。

6. One of these missions, a satellite called Aeronomy of Ice in the Mesosphere, or AIM, was launched in April to study so-called noctilucent clouds (depicted above), the highest layer of clouds in the atmosphere.

任务其一，今年4月该局发射了一颗名为“中层大气高空冰探测”（简称AIM）的卫星以研究所谓的夜光云（如上图所示）－这是大气层中最高处的云层。

7. Under usual circumstances, a pretty sunset might be visible, but unusual noctilucent clouds float so high up they can be seen well after dark.

在一般的情况下，所见到的是美丽的晚霞，不过如果高空有云，在天黑很久之后，可以见到罕见的夜光云。

8. noctilucent cloud

夜光云

9. The noctilucent or night-shining clouds lie near the edge of space, reflecting sunlight from about 80 kilometers above Earth's surface.

夜光云位于地球太空的边缘，在地球表面上空80公里的地方反射太阳光。

10. Caption:: Noctilucent clouds is the name "night-shinning clouds" in Latin, as its name suggest, it glow in electric bluw in deep twilight.

夜光云属于罕有的大气现象，首次于1885年被发现，顾名思义，是一层在夜间发光的云。

11. Noctilucent clouds are ragged extensions of a more widespread and more permanent layer which forms over the summer polar area at the mesopause

夜光云是在夏季极地中圈顶之上形成的更广泛更持久的层的参差不齐的延伸。

12. Noctilucent clouds are a fundamentally new phenomenon in the temperate mid-latitude sky, and it’s not clear why they’ve migrated down from the poles.

夜光云是温带中纬度地区天空出现的新现象，以前很少见。

13. Latitudinal dependence of noctilucent cloud growth

夜光云生长的经向依赖

14. Electric field measurements in noctilucent clouds

夜光云系的电场测量

15. noctilucent train

夜光余迹 夜光流星余迹

16. The noctilucent door lock comprises a door lock body, and is characterized in that a fluorescent substance layer is arranged on the door lock body.

夜光门锁，包括门锁本体，其特征在于，所述门锁本体上设置有荧光物质层。

17. Although noctilucent clouds are thought to be composed of small ice-coated particles, much remains unknown about them.

尽管夜光云被认为是由细小的冰晶组成，但是很多关于云层的细节仍未知。

18. The photographer reports that the display was like a noctilucent cloud storm, one of the best he's ever witnessed.

摄影师说当时仿佛有一场夜光云风暴席卷而来，这是他见过的最漂亮的夜光云。

19. The recent observations of noctilucent clouds at all kinds of latitudes provide an extra impetus to understand what is going on up there.

最近在各种纬度进行的夜光云观察，提供了了解天上发生着什么的特别动力。

20. Recent evidence indicates that at least some noctilucent clouds result from freezing water exhaust from Space Shuttles.

最近有线索表明，至少部分夜光云是由航天飞机上排出的水蒸气结冰所导致的。

21. The noctilucent door lock solves the problem that the prior door lock cannot be seen clearly under the condition of poor light.

本发明解决了现在在光线不足的情况下无法看清门锁的问题。

22. rare earth noctilucent fibers

稀土夜光纤维

23. Keywords rare earth noctilucent fibers;character;product;application;

稀土夜光纤维;性质;产品;应用;

24. Rare earth noctilucent fibers are a kind of new materials, provided with special function.

稀土夜光纤维是一种具有特殊功能的新型材料。

25. In this paper, the illuminant principle and functional characters of rare earth noctilucent fibers were summarized, and then analyze its wearability and application area.

简述了稀土夜光纤维的发光原理及其功能特性,分析了该纤维的服用性能及应用领域。

26. Explanation: Alluring noctilucent or night-shining clouds lie near the edge of space, some 80 kilometers above Earth's surface.

说明： 在距离地表上空80公里的太空边缘有一片迷人的夜光云或者说是夜耀云。